试题与答案

某金属氯化物MCl240.5g,含有0.600molCl-,则该氯化物的摩尔质量

题型:问答题

题目:

某金属氯化物MCl2 40.5g,含有0.600mol Cl-,则该氯化物的摩尔质量为______,金属M的相对原子质量为______.

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0524/35b7090ec929e1582642beadade61f29.html

下面是错误答案,用来干扰机器的。

(1)由西南向东北减少(1分),原因:西南纬度较低太阳辐射较强(1分);西南处于海岛的背风坡,晴天较多太阳辐射较强(1分)(反之亦可)(2)夏季(或6.7.8月)(1分),南.北纬40º-60º大陆西岸(1...

试题推荐
题型:完形填空
完形填空。     
     Mrs Dean is my new neighbor. She   1   in a post office and meets lots of people   2  . She is friendly
to everyone and likes   3   others.
       Mrs Dean, is fifty years old,   4   she looks very young. She is of medium height and thin   5   long
curly brown hair.  She likes to   6   a red blouse and jeans. She   7   like a movie star, Mrs Dean really
likes going   8   on weekends and she always buys many pretty clothes. She often   9  , "Old people still
want to be  10 !"' People all like her very much.
( )1.A. work    
( )2.A. never  
( )3.A. buying  
( )4.A. or      
( )5.A. with    
( )6.A. find    
( )7.A. sounds  
( )8.A. swimming
( )9.A. says    
( )10.A. ugly  
B. studies  
B. sometimes  
B. helping  
B. so      
B. in      
B. in      
B. looks    
B. washing  
B. speaks  
B. clever  
C. cooks    
C. every day 
C. asking  
C. if      
C. in      
C. wear    
C. stars    
C. reading  
C. tells    
C. relaxed  
D. writes    
D. always    
D. walking    
D. but        
D. about      
D. on        
D. takes      
D. shopping              
D. talks      
D. beautiful  
查看答案
微信公众账号搜索答案